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Integrated Amplifier PM-84D

Integrated Amplifier PM-84D; Marantz Sound United (ID = 2550972) Ampl/Mixer Integrated Amplifier PM-84D; Marantz Sound United (ID = 2550973) Ampl/Mixer
Integrated Amplifier PM-84D; Marantz Sound United (ID = 2550986) Ampl/Mixer
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Integrated Amplifier PM-84D; Marantz Sound United (ID = 2550972) Ampl/Mixer
Marantz Sound United: Integrated Amplifier PM-84D [Ampl/Mixer] ID = 2550972 1200x540
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For model Integrated Amplifier PM-84D, Marantz (Sound United LLC); Vista, CA:
For sale on item_1065656894
Country:  United States of America (USA)
Manufacturer / Brand:  Marantz (Sound United LLC); Vista, CA
Year: 1987 ? Category: Audio Amplifier or -mixer
Semiconductors (the count is only for transistors) Semiconductors present.
Main principle Audio-Amplification
Wave bands - without
Details Hi-Fi equipment
Power type and voltage Alternating Current supply (AC) / 100; 120 Volt
Loudspeaker - This model requires external speaker(s).
Power out 210 W (270 W max.)
from Model: Integrated Amplifier PM-84D - Marantz Sound United LLC;
Material Various materials
Shape Book-shelf unit.
Dimensions (WHD) 458 x 165 x 450 mm / 18 x 6.5 x 17.7 inch

A hi-fi stereo integrated amplifier housed in a black or champagne gold metal case with wooden side panels, with power output of 105 watts FTC per channel into 8 ohms or 135 watts FTC per channel into 4 ohms. Copper plated chassis, Quarter A MOS FET output (class A output up to 25 watts, then class AB), AVSS (Automatic Voltage Shift Supply) enables the amplifier to respond to the wide dynamic demands of digital signals. With rotary controls for left and right Bass and Treble, Volume and Balance, rotary switches for Selector (CD, Phono, Tuner, TV/Aux1, Video/Aux2), Phono (MM, MC (High), MC), Tape Copy (Hi-Fi VCR⇾1/2, Source, 1/2⇾Hi-Fi VCR), push button switches for Speakers 1, 2, Tone Defeat, Tape Monitor (Source, Tape1, Tape2, Hi-Fi VCR), Muting, Subsonic Filter, Mono, CD/Phono Direct and a jack for Headphones. With RCA phono sockets for Phono (MM or MC), CD, Tuner, TV/Aux1, Video/Aux2, for input/output Tape1, Tape2, Hi-Fi VCR, terminals for 2 pairs of loudspeakers and 3 AC outlets.

Amplifier Section 
Power Output per Channel 
  Into 8Ω (20Hz-20kHz) THD 0.03%
  Into 4Ω (20Hz-20kHz) THD 0.05%
105W FTC
135W FTC
Intermodulation Distortion at rated power0.03%
Damping Factor100
MM Cartridge Input 
Frequency Response (RIAA)±0.2dB
Signal-to-Noise Ratio (A weighted)83dB (Low)
Input Impedance47kΩ
Input Capacitance200pF
Input Sensitivity2.5mV
MC Cartridge Input 
Input Sensitivity125µV (Low MC) 2.5mV (High MC)
Input Impedance100Ω
Signal-to-Noise Ratio (A weighted)83dB
CD, Aux, Input 
Input Impedance30kΩ
Input Sensitivity150mV
Frequency Response15Hz-70kHz
Signal-to-Noise Ratio (A weighted)88dB
Output Voltage 
Tape Out (Phono (MM) 7.75mV 1kHz Input)465mV
Preamplifier Output (Aux 150mV 1kHz Input)1.5V
Output Impedance 
Tape Out (at Phono position)220Ω
Preamplifier Output220Ω

Versions/Power Requirements
Japan /  100V AC 50/60Hz
USA & Canada  /  120V AC 60Hz

Power Consumption:  450 watts

Similar to the Marantz PM-84II Digital Monitoring Amplifier (other markets) 

Made in Japan

Net weight (2.2 lb = 1 kg) 19.3 kg / 42 lb 8.2 oz (42.511 lb)
Literature/Schematics (1) - - Manufacturers Literature (Owner's Manual PM-84D)

Model page created by Howard Craven. See "Data change" for further contributors.

All listed radios etc. from Marantz (Sound United LLC); Vista, CA
Here you find 538 models, 529 with images and 84 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.